... for Komatus, hitachi, Volvo, Deawoo, etc.1.product information Materiallow alloy steelColorsoptionalTechniqueforging castingSurface Hardness40-54HRCCertificationISO9001-9002MOQ2 tons2.Design / ... technology of precision casting to make the products with the impact and hardness.www.nante1997.com www. ... adapter, and side cutter, output is 1200 tons, with 500 employees. Please let me know your part No. ...